Mirko used Gyroball (Patreon)

"Are you sure this is useful ?""Yeah keep going, you got to work on those lower muscle."I said I'd tease one of the PE scene so here it is. And yes it's a bit stupid and silly and every PE scene is like this. (though one in particular took me 15 hours just because it's not something I was ever supposed to animate in Koikatsu xD)